<ARTICLE> UT <LEGEND> THIS SECTION OF THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE CONSOLIDATED FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> JUN-30-1999 <BOOK-VALUE> PER-BOOK <TOTAL-NET-UTILITY-PLANT> 1,055,501 <OTHER-PROPERTY-AND-INVEST> 0 <TOTAL-CURRENT-ASSETS> 33,499 <TOTAL-DEFERRED-CHARGES> 46,524 <OTHER-ASSETS> 0 <TOTAL-ASSETS> 1,135,524 <COMMON> 85,474 <CAPITAL-SURPLUS-PAID-IN> 192,717 <RETAINED-EARNINGS> 63,698 <TOTAL-COMMON-STOCKHOLDERS-EQ> 341,889 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <LONG-TERM-DEBT-NET> 467,452 <SHORT-TERM-NOTES> 0 <LONG-TERM-NOTES-PAYABLE> 0 <COMMERCIAL-PAPER-OBLIGATIONS> 96,675 <LONG-TERM-DEBT-CURRENT-PORT> 0 <PREFERRED-STOCK-CURRENT> 0 <CAPITAL-LEASE-OBLIGATIONS> 15,652 <LEASES-CURRENT> 475 <OTHER-ITEMS-CAPITAL-AND-LIAB> 213,381 <TOT-CAPITALIZATION-AND-LIAB> 1,135,524 <GROSS-OPERATING-REVENUE> 109,238 <INCOME-TAX-EXPENSE> 15,397 <OTHER-OPERATING-EXPENSES> 48,792 <TOTAL-OPERATING-EXPENSES> 64,189 <OPERATING-INCOME-LOSS> 45,049 <OTHER-INCOME-NET> 355 <INCOME-BEFORE-INTEREST-EXPEN> 45,404 <TOTAL-INTEREST-EXPENSE> 20,524 <NET-INCOME> 24,880 <PREFERRED-STOCK-DIVIDENDS> 0 <EARNINGS-AVAILABLE-FOR-COMM> 24,880 <COMMON-STOCK-DIVIDENDS> 30,000 <TOTAL-INTEREST-ON-BONDS> 14,611 <CASH-FLOW-OPERATIONS> 55,178 <EPS-BASIC> 24,880 <EPS-DILUTED> 24,880